Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331882 | Tank | Masayoshi Takami, Akira Noumura, Shinichi Nomura | 2025-06-17 |
| 12247699 | High-pressure tank | Kazuhiko Umemoto, Kumi Amano, Tomoyuki Kinjo, Hiroaki Yoneyama, Kazuki Fujii +1 more | 2025-03-11 |
| 10957927 | Fuel cell system and control method of the same | Yukihide YOKOYAMA, Takayoshi HAMANO | 2021-03-23 |
| 10680262 | Fuel cell system and control method of the same | Yukihide YOKOYAMA, Takayoshi HAMANO | 2020-06-09 |
| 8931754 | Safety valve and electromagnetic valve | Yoshinori Imoto, Hiroaki Suzuki, Kazushi Numazaki, Akira Yamashita, Tsukuo Ishitoya +1 more | 2015-01-13 |
| 8534327 | Gas charging apparatus and gas charging method | Shusuke Inagi, Natsuru Miyazaki, Akira Yamashita | 2013-09-17 |
| 8464818 | Fuel system and vehicle | Takehisa Tsubokawa | 2013-06-18 |
| 7971852 | Seal structure of high-pressure tank | Hirokazu Otsubo, Nobuo Kobayashi, Nobuyuki Ogami, Akira Yamashita | 2011-07-05 |